Question
Find a value of the constant k such that the limit exists.
lim x->1 (x^2-kx+4)/(x-1)
Is the answer 5?
lim x->1 (x^2-kx+4)/(x-1)
Is the answer 5?
Answers
bobpursley
the denominator has to divide out, so to get the numberator to (x-1)(x-4) k has to be 5